31194928

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{577}}^1$

素因数の和:725

約数の個数: 40

約数和(自身を含む): 63071360

約数和(自身を除く): 31876432

約数列:

[1, 2, 4, 8, 16, 31, 62, 109, 124, 218, 248, 436, 496, 577, 872, 1154, 1744, 2308, 3379, 4616, 6758, 9232, 13516, 17887, 27032, 35774, 54064, 62893, 71548, 125786, 143096, 251572, 286192, 503144, 1006288, 1949683, 3899366, 7798732, 15597464, 31194928]

約数ペア:

[(1, 31194928), (2, 15597464), (4, 7798732), (8, 3899366), (16, 1949683), (31, 1006288), (62, 503144), (109, 286192), (124, 251572), (218, 143096), (248, 125786), (436, 71548), (496, 62893), (577, 54064), (872, 35774), (1154, 27032), (1744, 17887), (2308, 13516), (3379, 9232), (4616, 6758)]